TP-Link Tapo S210 User Manual page 7

Step 4. Add Your Switch
Tap the button in the app and select your
switch. Then follow app instructions to set up
your switch.
Step 5. Wire Your Switch
Follow app instructions to wire your switch, or check the wiring diagram below.
Please make sure no bare wires are exposed after wiring. The recommended wire stripping length
is 7-8.5 mm.
Hot / Line
The hot / line wire is usually connected to the terminal "C" or "L"
of your dumb switch.
If the dumb switch is connected with a Neutral wire,
cover it with the provided wire nut.
Lin Lout1 Lout2
Lin
Lout
5